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Grinding & Polishing
Advantages of TopTech Grinding & Polishing Equipment
TOPTECH has over 30 years of research and development experience, specializes in the design and manufacturing of metallographic grinding and polishing equipment suitable for various industries, including semiconductor, electronic components, metal materials, and heat treatment. Combining feedback from domestic and international customers, TOPTECH continuously introduces practical, high-performance, and cost-effective metallographic grinding and polishing machines. To quickly learn about equipment selection, you can refer to the Guide for Selecting Metallographic Grinding and Polishing Machines.. For more details, please refer to the Contact Us page.
Metallographic Grinder & Polisher (Air Pressure_Twin ) P20G/P25G-2-R6
The automatic air pressure grinding and polishing machine (P20G-2-R6) is a specialized dual disc grinding and polishing machine used for metallographic specimen preparation. It is equipped with a pneumatic pressure grinding head, allowing precise adjustments of parameters such as pressure force, disc speed, head speed, and preparation time according to the requirements of metallographic preparation and the material of the sample, to produce a perfect sample surface.
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Metallographic Grinder & Polisher (Air Pressure_Single) P20G/P25G-1-R6
The automatic air pressure grinding and polishing machine (P20G-1-R6) is a specialized single disc grinding and polishing machine used for metallographic specimen preparation. This machine is equipped with a pneumatic pressure grinding head, allowing precise adjustments of polishing and grinding parameters such as pressure force, disc speed, head speed, and preparation time according to the requirements of metallographic preparation and the material of the sample.
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Grinding Machine | Grinding & Polishing Machine — Compatible with Consumables and Accessories
Grinding & Polishing Machine – Consumables
Silicon Carbide Paper (SIC)
Silicon Carbide Paper (SIC)
Grinding & Polishing Machine – Accessories
Polishing Cloth, PSA-Backed
Polishing Cloth, PSA-Backed
Grinding & Polishing Machine – Accessories
Diamond Suspension / Diamond Paste
Diamond Suspension / Diamond Paste
Grinding & Polishing Machine – Accessories
Oxide Powder / Alumina Suspension / Final Polishing Liquid
Oxide Powder / Alumina Suspension / Final Polishing Liquid
Grinding & Polishing Machine – Accessories
Magnetic Disc Set / Polishing Disc / Grinding Disc
Magnetic Disc Set / Polishing Disc / Grinding Disc
Grinding & Polishing Machine – Accessories
Diamond Grinding Disc
Diamond Grinding Disc
Grinding & Polishing Machine – Accessories
Magnetic Backing Plate / Magnetic Polishing Platen
Magnetic Backing Plate / Magnetic Polishing Platen
Grinding & Polishing Machine – Accessories
Abrasive Sanding Belt
Abrasive Sanding Belt
Grinding & Polishing Machine – Frequently Asked Questions (FAQ)
▎Specifications
Q: What is the maximum sample size that an automatic grinding machine can handle?
A: Maximum Ø50 mm
Q: How many samples can the grinding machine process at one time?
A: Standard 5 samples; more than 5 may require custom evaluation.
Q: How much air supply does a pneumatic grinding machine require?
A: 6kg/cm²
Q: Can the grinding machine spindle speed be customized to 1000 rpm?
A: Standard 50–600 rpm; can be customized up to 1000 rpm.
Q: Can the Ø40 mm grinding machine accommodate different sample sizes?
A: Support plate can be replaced; the number of samples requires changing the grinding head.
▎Operation
Q: What is the minimum sample height for automatic grinding and polishing?
A: Recommended 10–25mm
Q: When using the automatic grinding head, can manual grinding still be performed?
A: Yes, simply lift the head
▎Delivery time
Q: What is the machine delivery time?
A: Standard machines in stock take about 7–10 working days
▎Customization
Q: What is the minimum spring pressure that can be applied?
A: Can be customized down to 0.6 kg.
Q: Is it possible to customize a 1 HP machine?
A: Power can be customized up to 1 HP.
Q: Is it possible to grind samples on a glass slide without embedding?
A: Fixtures can be designed; sample testing is recommended.
Q: Can square samples be automatically ground and polished?
A: Yes, a custom support plate is required.
Q: Can pressure be applied at the center?
A: This feature is still under testing; FS-R is recommended.
Q: The sample is a thin sheet. Can a handheld fixture be designed to assist grinding and polishing?
A: Yes, sample information needs to be provided.
Q: Can square samples be ground using an automatic grinder?
A: Yes, up to 3 samples of 44×72mm can be ground; custom support plates are available.
Q: Can a 12-inch wafer be installed?
A: The standard maximum is 10"; 12" requires using HA-FS-A3.
Q: Can the machine use a circulating water tank?
A: Not recommended; unclean water affects performance. A filtered water tank is suggested.
Grinding Machine Selection Guide | How to Choose the Right Metallographic Grinder-Polisher: Say Goodbye to Sample Prep Hassles and Boost Laboratory Efficiency!
In laboratory work, one of the most frustrating tasks is metallographic sample preparation. There is a dizzying variety of grinders and polishers — from manual to automatic, single-disc to double-disc — each with different features and specifications. Even machines that are both called “planar grinders” or “planar polishers” can leave you confused. You may have asked yourself:
My budget is limited. Can I get a grinder with a high cost-performance ratio?
My samples never come out flat and shiny. How can I ensure consistent results?
The grinder-polisher is too complicated, and my colleagues are afraid to use it. What should I do?
Don’t worry! Here, we provide practical tips for choosing the right grinder-polisher. Using the PLATO series grinders and polishers from TOPTECH as an example, you can turn sample preparation from a source of stress into a key factor for boosting efficiency!
My budget is limited. Can I get a grinder with a high cost-performance ratio?
My samples never come out flat and shiny. How can I ensure consistent results?
The grinder-polisher is too complicated, and my colleagues are afraid to use it. What should I do?
Don’t worry! Here, we provide practical tips for choosing the right grinder-polisher. Using the PLATO series grinders and polishers from TOPTECH as an example, you can turn sample preparation from a source of stress into a key factor for boosting efficiency!
Grinder Step 1: Budget Considerations vs. Sample Volume
If you want simple operation without spending a lot, the PLATO-E series grinders are a very practical entry-level choice.
P20G-1-E / P25G-1-E Grinder: Single-disc manual model, compact in size, basic but sufficient
P20G-2-E / P25G-2-E Grinder: Double-disc design, higher efficiency
P20G-2-E / P25G-2-E Grinder: Double-disc design, higher efficiency
Grinder Step 2: Is Sample Preparation Consistent?
If you aim for consistent planar grinding results, we recommend:
PLATO-E M1 Series Grinder: Semi-automatic arm for stable pressure
PLATO-HA Series Grinder: Fully automatic control, suitable for large sample volumes
PLATO-R Series Grinder: Pneumatic control, color touch screen, parameter memory, fine pressure adjustment
PLATO-HA Series Grinder: Fully automatic control, suitable for large sample volumes
PLATO-R Series Grinder: Pneumatic control, color touch screen, parameter memory, fine pressure adjustment
Grinder Step 3: Is the Grinder Easy to Operate and Clean?
Intuitive control panel
Modular control box, easy to assemble and disassemble
Telescopic water nozzle + automatic water spin-off, easy to clean
Modular control box, easy to assemble and disassemble
Telescopic water nozzle + automatic water spin-off, easy to clean
Grinder Step 4: How to Handle High-Hardness Materials?
Optional diamond disc for grinders, suitable for planar grinding and mirror polishing
Grinder low-speed function: supports polishing at 1 rpm
Complete consumables for grinders: diamond suspension, oxide solution, polishing cloths, all included
Grinder low-speed function: supports polishing at 1 rpm
Complete consumables for grinders: diamond suspension, oxide solution, polishing cloths, all included
Grinder – Model Overview
| Model | Target Users | Features |
|---|---|---|
| PLATO-E Series Grinder | Beginners, limited budget | Easy operation, high cost-performance |
| PLATO-E M1 Grinder | Emphasizes stability, full automation not required | Semi-automatic arm pressure control |
| PLATO-HA Series Grinder | Batch samples, medium to high output | Automated operation, multi-stage pressure |
| PLATO-R Series Grinder | High-end laboratories | High precision, memory function, pneumatic fine adjustment |
Grinder – Conclusion
Choosing the right metallographic grinder-polisher is an investment in efficiency and quality. TOPTECH's PLATO series grinders, from manual to high-end automatic models, comprehensively solve the pain points of laboratory planar grinding, making experiments more stable and successful.
Why Choose TOPTECH Grinders? Five Guarantees for Your Peace of Mind
- Original equipment, guaranteed authenticity
- Comprehensive after-sales service and fast maintenance
- Technical staff support for calibration and training
- Various consumables and accessories available for simultaneous purchase
- Project-based quotes for corporate clients
We understand the importance of every sample. Therefore, all grinders are designed with stability and reproducibility at their core, combined with precision fixtures to ensure consistent and efficient sample preparation.
Contact TOPTECH Now | Quick Quote & Custom Recommendations
Not sure which grinder is right for you? Contact TOPTECH now for personalized product advice and quotation information!
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